package day03;
//if结构演示
public class IfDemo {
    public static void main(String[] args) {
        //1)满500打8折:
        double price = 300.0;   //消费金额  带数(600.0,300.0)
        if (price >= 500) {  //满500
            price *= 0.8;   //打8折
        }
        System.out.println("最终结算金额为:" + price);

        //2)判断成绩是否合法, 若合法则输出----0到100之内为合法成绩
        double score = 555; //成绩    带数(95.5, -5, 555)
        if(score >= 0 && score <= 100) {
            System.out.println(score + "是合法成绩");
        }
        System.out.println("继续执行....");
    }
}
